TM 5-3805-291-23-1
TROUBLESHOOTING WITHOUT A DIAGNOSTIC CODE - CONTINUED
0008 00
Table 8. AC System Troubleshooting - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. If a blockage is found in condenser,
4. Check for restrictions, insects, foreign
8.
Compressor Clutch is
remove all blockages.
material in condenser, or any
Engaged but System Has
restriction of air flow through
2. If problem still exists, go to Test 5.
Insufficient Cooling -
condenser.
Continued.
5. Check inlet and outlet on accumulator
1. If inlet and outlet are warm, charge
for warmth.
system with correct amount of
refrigerant. Measure refrigerant by
weight (WP 0225 00).
2. If problem still exists, go to Test 6.
6. Perform Refrigerant Leakage Test (WP 1. Recover refrigerant (WP 0225 00) and
0018 00) to determine location of leak.
repair leaks.
2. If a large amount of refrigerant was
lost, perform Refrigerant Compressor
Oil Check (WP 0018 00).
3. Evacuate system and re-charge system
with correct amount of refrigerant (WP
0225 00).
4. After system is charged, operate for a
minimum of 10 minutes (TM 5-3805-
291-10) and perform Performance
Checks for AC System (WP 0018 00) to
verify correct operation of AC system.
0008 00-102
